Home / 228,450.45-342,990.14-116,206.63

Finding the Fourth Proportional to 228,450.45, 342,990.14 and 116,206.63

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Solution

The fourth proportional to 228,450.45, 342,990.14 and 116,206.63 is: 174,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,450.45 : 342,990.14 = 116,206.63 : x
  2. Step 2: Convert to fraction form
    228,450.45/342,990.14 = 116,206.63/x
  3. Step 3: Cross multiply
    228,450.45x = 342,990.14 × 116,206.63
  4. Step 4: Simplify right side
    228,450.45x = 39,857,728,292.63
  5. Step 5: Solve for x
    x = 39,857,728,292.63/228,450.45
  6. Step 6: Final answer
    x = 174,469.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.